3 Arm Replacement Stones for Engine Cylinder Hone 100 Grit 4" Long X 5/8 Wide

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⚙️ Hone like a pro — precision that powers your engine’s comeback!

This pack of three 100 grit aluminum oxide replacement stones, each 4" long and 5/8" wide, fits most 3-arm engine cylinder hones including PMD, KD, Harbor Freight, and Greatneck. The durable aluminum stone holder ensures stable, precise honing for professional engine refinishing, making it an essential upgrade for any serious mechanic or DIY enthusiast.